ESMTP


Also found in: Acronyms.

ESMTP

(messaging, protocol)
Extended SMTP. Initially defined in RFC 1869 and extended thereafter.

See also ETRN.
References in periodicals archive ?
3 has several new and improved features, including the ability to run natively as a service, greater control of HTML reporting through templates, team reporting, access to Windows NT and 2000 performance monitoring, ESMTP alerting, built in statistics, and many more checks
In practice, after you use your MUA to compose your message and hit send, it establishes a connection with its assigned MTA and sends a sequence of commands as specified by SMTP or ESMTP (Extended SMTP, which has a mechanism for adding capabilities, such as MIME).